Patent US 4672276A
Patent number | US 4672276A (click link for details and documents via Google Patents) |
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Title | CRT astigmatism correction apparatus with stored correction values |
Inventors | Conrad Odenthal, Barry A. McKibben |
Company | Tektronix Inc |
Filing date | 1984-05-29 |
Grant date | 1987-06-09 |